3. Describe, compare and try to explain the development patterns of net sales and employees (in % of the total net sales and the total number of employees) in the last decade in the foHowing regions: Western Europe, Eastern Europe, North America and Asia. How do you explain the facts of plant dosures in Asia (China and India) and respectively the decreasing relative share of employees in Asia, even if it is generally known that labour costs in Asia are very low compared with other regions? Also describe and try to explain the developments in net sales and employees of Brazil compared with those of Mexico.